According to a small study, sleep efficiency may predict the survival time of women with advanced breast cancer. Sleep efficiency is defined as the ratio between how much time a person spends in bed and how much time they spend sleeping. Conducted by researchers from Stanford University, The Huffington Post reports that the study included […]
![Study: Sleep Linked to Survival of Women With Breast Cancer Study: Sleep Linked to Survival of Women With Breast Cancer](https://wp.galleryfurniture.com/wp-content/uploads/sites/4/2014/05/22244694_m-300x300.jpg)
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